#  Copyright 2022 Collate
#  Licensed under the Collate Community License, Version 1.0 (the "License");
#  you may not use this file except in compliance with the License.
#  You may obtain a copy of the License at
#  https://github.com/open-metadata/OpenMetadata/blob/main/ingestion/LICENSE
#  Unless required by applicable law or agreed to in writing, software
#  distributed under the License is distributed on an "AS IS" BASIS,
#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#  See the License for the specific language governing permissions and
#  limitations under the License.

"""
Test database connectors with CLI
"""

from abc import abstractmethod
from datetime import datetime
from typing import List, Optional, Tuple  # noqa: UP035
from unittest import TestCase

import pytest
from pydantic import TypeAdapter
from tenacity import retry, retry_if_exception_type, stop_after_attempt, wait_fixed

from _openmetadata_testutils.pydantic.test_utils import assert_equal_pydantic_objects
from metadata.data_quality.api.models import TestCaseDefinition
from metadata.generated.schema.entity.data.table import SystemProfile, Table
from metadata.generated.schema.tests.basic import TestCaseResult
from metadata.generated.schema.tests.testCase import TestCase as OMTestCase
from metadata.ingestion.api.status import Status

from .e2e_types import E2EType  # noqa: TID252
from .test_cli import CliBase  # noqa: TID252


class CliDBBase(TestCase):
    """
    CLI DB Base class
    """

    class TestSuite(TestCase, CliBase):  # pylint: disable=too-many-public-methods
        """
        TestSuite class to define test structure
        """

        @pytest.mark.order(1)
        def test_vanilla_ingestion(self) -> None:
            """1. Deploy vanilla ingestion"""
            # build config file for ingest
            self.build_config_file(E2EType.INGEST)
            # run ingest with new tables
            result = self.run_command()
            sink_status, source_status = self.retrieve_statuses(result)
            self.assert_for_vanilla_ingestion(source_status, sink_status)

        @pytest.mark.order(2)
        def test_create_table_with_profiler(self) -> None:
            """2. create a new table + deploy ingestion with views, and profiler.

            We will perform the following steps:
                1. delete table in case it exists
                2. create a table and a view
                3. build config file for ingest
                4. run ingest with new tables `self.run_command()` defaults to `ingestion`
                5. build config file for profiler
                6. run profiler with new tables
            """
            self.delete_table_and_view()
            self.create_table_and_view()
            self.build_config_file()
            self.run_command()
            self.build_config_file(E2EType.PROFILER, {"includes": self.get_includes_schemas()})
            result = self.run_command("profile")
            sink_status, source_status = self.retrieve_statuses(result)
            self.assert_for_table_with_profiler(source_status, sink_status)
            self.system_profile_assertions()

        @pytest.mark.order(3)
        def test_auto_classify_data(self) -> None:
            """2. Run the auto classification workflow and validate the sample data

            We will perform the following steps:
                1. build config file for ingest
                2. run ingest with new tables `self.run_command()` defaults to `ingestion`
                3. build config file for auto classification
                4. run auto classification
            """
            self.delete_table_and_view()
            self.create_table_and_view()
            self.build_config_file()
            self.run_command()
            self.build_config_file(E2EType.AUTO_CLASSIFICATION, {"includes": self.get_includes_schemas()})
            result = self.run_command("classify")
            sink_status, source_status = self.retrieve_statuses(result)
            self.assert_auto_classification_sample_data(source_status, sink_status)

        @pytest.mark.order(4)
        def test_delete_table_is_marked_as_deleted(self) -> None:
            """3. delete the new table + deploy marking tables as deleted

            We will perform the following steps:
                1. delete table created in previous test
                2. build config file for ingest
                3. run ingest `self.run_command()` defaults to `ingestion`
            """
            self.delete_table_and_view()
            self.build_config_file()
            result = self.run_command()

            sink_status, source_status = self.retrieve_statuses(result)
            self.assert_for_delete_table_is_marked_as_deleted(source_status, sink_status)

        @pytest.mark.order(5)
        def test_schema_filter_includes(self) -> None:
            """4. vanilla ingestion + include schema filter pattern

            We will perform the following steps:
                1. build config file for ingest with filters
                2. run ingest `self.run_command()` defaults to `ingestion`
            """
            self.build_config_file(
                E2EType.INGEST_DB_FILTER_SCHEMA,
                {"includes": self.get_includes_schemas()},
            )
            result = self.run_command()

            sink_status, source_status = self.retrieve_statuses(result)
            self.assert_filtered_schemas_includes(source_status, sink_status)

        @pytest.mark.order(6)
        def test_schema_filter_excludes(self) -> None:
            """5. vanilla ingestion + exclude schema filter pattern

            We will perform the following steps:
                1. build config file for ingest with filters
                2. run ingest `self.run_command()` defaults to `ingestion`
            """
            self.build_config_file(
                E2EType.INGEST_DB_FILTER_SCHEMA,
                {"excludes": self.get_excludes_schemas()},
            )
            result = self.run_command()
            sink_status, source_status = self.retrieve_statuses(result)
            self.assert_filtered_schemas_excludes(source_status, sink_status)

        @pytest.mark.order(7)
        def test_table_filter_includes(self) -> None:
            """6. Vanilla ingestion + include table filter pattern

            We will perform the following steps:
                1. build config file for ingest with filters
                2. run ingest `self.run_command()` defaults to `ingestion`
            """
            self.build_config_file(E2EType.INGEST_DB_FILTER_TABLE, {"includes": self.get_includes_tables()})
            result = self.run_command()

            sink_status, source_status = self.retrieve_statuses(result)
            self.assert_filtered_tables_includes(source_status, sink_status)

        @pytest.mark.order(8)
        def test_table_filter_excludes(self) -> None:
            """7. Vanilla ingestion + exclude table filter pattern

            We will perform the following steps:
                1. build config file for ingest with filters
                2. run ingest `self.run_command()` defaults to `ingestion`
            """
            self.build_config_file(E2EType.INGEST_DB_FILTER_TABLE, {"excludes": self.get_includes_tables()})
            result = self.run_command()
            sink_status, source_status = self.retrieve_statuses(result)
            self.assert_filtered_tables_excludes(source_status, sink_status)

        @pytest.mark.order(9)
        def test_table_filter_mix(self) -> None:
            """8. Vanilla ingestion + include schema filter pattern + exclude table filter pattern

            We will perform the following steps:
                1. build config file for ingest with filters
                2. run ingest `self.run_command()` defaults to `ingestion`
            """
            self.build_config_file(
                E2EType.INGEST_DB_FILTER_MIX,
                {
                    "schema": {"includes": self.get_includes_schemas()},
                    "table": {
                        "includes": self.get_includes_tables(),
                        "excludes": self.get_excludes_tables(),
                    },
                },
            )
            result = self.run_command()
            sink_status, source_status = self.retrieve_statuses(result)
            self.assert_filtered_mix(source_status, sink_status)

        @pytest.mark.order(10)
        def test_usage(self) -> None:
            """9. Run queries in the source (creates, inserts, views) and ingest metadata & Lineage

            This test will need to be implemented on the database specific test classes
            """

        @pytest.mark.order(11)
        def test_lineage(self) -> None:
            """10. Run queries in the source (creates, inserts, views) and ingest metadata & Lineage

            This test will need to be implemented on the database specific test classes
            """
            self.delete_table_and_view()
            self.create_table_and_view()
            self.build_config_file(
                E2EType.INGEST_DB_FILTER_SCHEMA,
                {"includes": self.get_includes_schemas()},
            )
            service_type = self.get_connector_name()
            if hasattr(self, "get_service_type"):
                service_type = self.get_service_type()

            # Metadata ingest runs once; the lineage ingest is retried separately
            # because DB audit logs (BigQuery INFORMATION_SCHEMA.JOBS_BY_PROJECT,
            # MSSQL sys.dm_exec_query_stats, Postgres pg_stat_statements) have
            # eventual consistency — newly executed queries may not appear for
            # 30-120s, causing the first lineage run to return 0 records.
            self.run_command()

            # Re-run the full lineage ingest + assert on each retry so that the
            # ingestion re-reads the audit log (which may now be populated) and
            # writes fresh lineage edges to OpenMetadata before asserting.
            @retry(
                retry=retry_if_exception_type((AssertionError, IndexError)),
                wait=wait_fixed(30),
                stop=stop_after_attempt(3),
                reraise=True,
            )
            def _run_lineage_and_assert() -> None:
                self.build_config_file(
                    E2EType.LINEAGE,
                    {
                        "source": f"{service_type}-lineage",
                        **self.get_lineage_config_args(),
                    },
                )
                result = self.run_command()
                sink_status, source_status = self.retrieve_statuses(result)
                self.assert_for_test_lineage(source_status, sink_status)

            _run_lineage_and_assert()

        @pytest.mark.order(12)
        def test_profiler_with_time_partition(self) -> None:
            """11. Test time partitioning for the profiler"""
            time_partition = self.get_profiler_time_partition()
            if not time_partition:
                pytest.skip("Profiler time partition not configured. Skipping test.")
            if time_partition:
                processor_config = self.get_profiler_processor_config(time_partition)
                self.build_config_file(
                    E2EType.PROFILER_PROCESSOR,
                    {
                        "processor": processor_config,
                        "includes": self.get_includes_schemas(),
                    },
                )
                result = self.run_command("profile")
                sink_status, source_status = self.retrieve_statuses(result)
                self.assert_for_table_with_profiler_time_partition(
                    source_status,
                    sink_status,
                )

        @pytest.mark.order(13)
        def test_data_quality(self) -> None:
            """12. Test data quality for the connector"""
            if self.get_data_quality_table() is None:
                return
            self.delete_table_and_view()
            self.create_table_and_view()
            self.build_config_file()
            self.run_command()
            self.add_table_profile_config()
            table: Table = self.openmetadata.get_by_name(Table, self.get_data_quality_table(), nullable=False)
            test_case_definitions = self.get_test_case_definitions()
            self.build_config_file(
                E2EType.DATA_QUALITY,
                {
                    "entity_fqn": table.fullyQualifiedName.root,
                    "test_case_definitions": TypeAdapter(List[TestCaseDefinition]).dump_python(test_case_definitions),  # noqa: UP006
                },
            )
            result = self.run_command("test")
            try:
                sink_status, source_status = self.retrieve_statuses(result)
                self.assert_status_for_data_quality(source_status, sink_status)
                test_case_entities = [
                    self.openmetadata.get_by_name(
                        OMTestCase,
                        ".".join([table.fullyQualifiedName.root, tcd.name]),
                        fields=["*"],
                        nullable=False,
                    )
                    for tcd in test_case_definitions
                ]
                expected = self.get_expected_test_case_results()
                try:
                    for test_case, expected in zip(test_case_entities, expected):  # noqa: B020, B905
                        assert_equal_pydantic_objects(
                            expected.model_copy(update={"timestamp": test_case.testCaseResult.timestamp}),
                            test_case.testCaseResult,
                        )
                finally:
                    for tc in test_case_entities:
                        self.openmetadata.delete(OMTestCase, tc.id, recursive=True, hard_delete=True)
            except AssertionError:
                print(result)  # noqa: T201
                raise

        def retrieve_table(self, table_name_fqn: str) -> Table:
            return self.openmetadata.get_by_name(entity=Table, fqn=table_name_fqn)

        def retrieve_sample_data(self, table_name_fqn: str) -> Table:
            table: Table = self.openmetadata.get_by_name(entity=Table, fqn=table_name_fqn)
            return self.openmetadata.get_sample_data(table=table)

        def retrieve_profile(self, table_fqn: str) -> Table:
            table: Table = self.openmetadata.get_latest_table_profile(fqn=table_fqn)

            return table

        def retrieve_lineage(self, entity_fqn: str) -> dict:
            return self.openmetadata.client.get(f"/lineage/table/name/{entity_fqn}?upstreamDepth=3&downstreamDepth=3")

        @staticmethod
        @abstractmethod
        def get_connector_name() -> str:
            raise NotImplementedError()

        @abstractmethod
        def create_table_and_view(self) -> None:
            raise NotImplementedError()

        @abstractmethod
        def delete_table_and_view(self) -> None:
            raise NotImplementedError()

        @abstractmethod
        def assert_for_vanilla_ingestion(self, source_status: Status, sink_status: Status) -> None:
            raise NotImplementedError()

        @abstractmethod
        def assert_for_test_lineage(self, source_status: Status, sink_status: Status) -> None:
            raise NotImplementedError()

        @abstractmethod
        def assert_for_table_with_profiler(self, source_status: Status, sink_status: Status):
            raise NotImplementedError()

        @abstractmethod
        def assert_auto_classification_sample_data(self, source_status: Status, sink_status: Status):
            raise NotImplementedError()

        @abstractmethod
        def assert_for_table_with_profiler_time_partition(self, source_status: Status, sink_status: Status):
            raise NotImplementedError()

        @abstractmethod
        def assert_for_delete_table_is_marked_as_deleted(self, source_status: Status, sink_status: Status):
            raise NotImplementedError()

        @abstractmethod
        def assert_filtered_schemas_includes(self, source_status: Status, sink_status: Status):
            raise NotImplementedError()

        @abstractmethod
        def assert_filtered_schemas_excludes(self, source_status: Status, sink_status: Status):
            raise NotImplementedError()

        @abstractmethod
        def assert_filtered_tables_includes(self, source_status: Status, sink_status: Status):
            raise NotImplementedError()

        @abstractmethod
        def assert_filtered_tables_excludes(self, source_status: Status, sink_status: Status):
            raise NotImplementedError()

        @abstractmethod
        def assert_filtered_mix(self, source_status: Status, sink_status: Status):
            raise NotImplementedError()

        @staticmethod
        @abstractmethod
        def get_includes_schemas() -> List[str]:  # noqa: UP006
            raise NotImplementedError()

        @classmethod
        def get_excludes_schemas(cls) -> List[str]:  # noqa: UP006
            return cls.get_includes_schemas()

        @staticmethod
        @abstractmethod
        def get_includes_tables() -> List[str]:  # noqa: UP006
            raise NotImplementedError()

        @staticmethod
        @abstractmethod
        def get_excludes_tables() -> List[str]:  # noqa: UP006
            raise NotImplementedError()

        @staticmethod
        def get_lineage_config_args() -> dict:
            return {}

        @staticmethod
        def get_profiler_time_partition() -> Optional[dict]:  # noqa: UP045
            return None

        @staticmethod
        def get_profiler_time_partition_results() -> Optional[dict]:  # noqa: UP045
            return None

        @staticmethod
        def delete_queries() -> Optional[List[str]]:  # noqa: UP006, UP045
            return None

        @staticmethod
        def update_queries() -> Optional[List[str]]:  # noqa: UP006, UP045
            return None

        @staticmethod
        def delete_table_rows() -> None:
            return None

        @staticmethod
        def update_table_row() -> None:
            return None

        @staticmethod
        def get_test_type() -> str:
            return "database"

        def get_profiler_processor_config(self, config: dict) -> dict:
            return {
                "processor": {
                    "type": "orm-profiler",
                    "config": {"tableConfig": [config]},
                }
            }

        def get_data_quality_table(self):
            return None

        def get_test_case_definitions(self) -> List[TestCaseDefinition]:  # noqa: UP006
            pass

        def get_expected_test_case_results(self) -> List[TestCaseResult]:  # noqa: UP006
            pass

        def assert_status_for_data_quality(self, source_status, sink_status):
            pass

        def system_profile_assertions(self):
            cases = self.get_system_profile_cases()
            for table_fqn, expected_profile in cases:
                actual_profiles = self.openmetadata.get_profile_data(
                    table_fqn,
                    start_ts=int((datetime.now().timestamp() - 600) * 1000),
                    end_ts=int(datetime.now().timestamp() * 1000),
                    profile_type=SystemProfile,
                ).entities
                actual_profiles = sorted(
                    actual_profiles,
                    key=lambda x: (-x.timestamp.root, x.operation.value),
                )
                expected_profile = sorted(  # noqa: PLW2901
                    expected_profile,
                    key=lambda x: (-x.timestamp.root, x.operation.value),
                )
                assert len(actual_profiles) >= len(expected_profile)
                for expected, actual in zip(expected_profile, actual_profiles):  # noqa: B905
                    try:
                        assert_equal_pydantic_objects(
                            expected.model_copy(update={"timestamp": actual.timestamp}),
                            actual,
                        )
                    except AssertionError as e:
                        raise AssertionError(
                            f"System metrics profile did not return exepcted results for table: {table_fqn}"
                        ) from e

        def get_system_profile_cases(self) -> List[Tuple[str, List[SystemProfile]]]:  # noqa: UP006
            """Return a list of tuples with the table fqn and the expected system profile"""
            return []

        def add_table_profile_config(self):
            pass